Hollow positioning nut structure of slide rail bracket

ABSTRACT

A hollow positioning nut structure of a slide rail bracket is provided. The hollow positioning nut includes: a tubular pillar piece, a resisting piece, a spiral portion, and a convex portion. When the hollow positioning nut is combined with a stud and rotates toward a side, the resisting piece resists and positions a wall surface, such that the stud clockwise rotates and the hollow positioning nut fits to perforations of a variety of cabinet pillars.

BACKGROUND OF THE INVENTION Field of the Invention

The present disclosure relates to a hollow positioning nut structure ofa slide rail bracket, and more particularly, to a structure enabling anauxiliary bracket to correspond to any longitudinal rod body by using acoupling device.

Description of the Related Art

In treatment of various affairs nowadays, networks are used fortransmitting task applications. Network signals can be supplied to usersfor use via servers. The future artificial intelligence (AI) also needsto rely on the servers to supply actions.

However, engaging structures between the servers and cabinets areevolved from securing manners to slide rail manners to provide moreconvenient use. Specifications of corresponding holes of the cabinetsinclude square holes, circular holes and threaded holes to correspond tothe servers, and three corresponding holes in each group are engaged tothe slide rail.

To cater for the specifications of the cabinets, an applicant files aChina Application No. 2018202079030 titled “THREE-IN-ONE ASSEMBLED GUIDERAIL STRUCTURE”. As shown in FIG. 1A, FIG. 1B and FIG. 1C, quickdetachable slide rail structure is presented in this application,wherein the cabinet pillar 10 has three hole specifications, namely asquare hole 101, a circular hole 102 and a threaded hole 103. To fit tothe holes of the cabinet pillar 10, an end portion of the slide rail 11is provided with a pressing member 110 and a guide thread insert 12.Three corresponding holes in each group are engaged to the slide rail ofthe cabinet, thus the pressing member 110 respectively corresponds tothe first hole and the third hole, and the guide thread insert 12corresponds to the second hole. The pressing member 110 includes a bolt1100, an elastic element 1101, and a first thread insert 1102. The firstthread insert 1102 is formed into cylindrical bodies laminated indifferent diameters to correspond to the square hole 101, the circularhole 102 and the threaded hole 103 of the cabinet pillar 10. The guidethread insert 12 ensures the engagement between the slide rail 11 andthe cabinet pillar 10 to be more stable, and more accurately providesquick detachable pieces for positioning and locking.

However, the guide thread insert 12 does not fit to the specification ofthe threaded hole 103 of the cabinet pillar 10, and thus it is requiredto dismantle the guide thread insert 12 before the installation, whichmay reduce engagement stability and accuracy of the slide rail 11.

Because the existing guide thread insert 12 does not fit to thespecification of the threaded hole 103 of the cabinet pillar 10, theapplicant provides a hollow positioning nut structure of a slide railbracket. The guide thread insert 12 is substituted with a hollowpositioning nut, which can fit to the square hole 101, the circular hole102 and the threaded hole 103 of the cabinet pillar 10, and thusachieving a better applicability.

SUMMARY OF THE INVENTION

A major objective of the present disclosure resides in using a hollowpositioning nut to fit to fixing holes and grooves of cabinet pillars ofdifferent specifications.

To achieve the above objective , the hollow positioning nut of thepresent disclosure includes: a tubular pillar piece, a resisting piece,a spiral portion, and a convex portion. The tubular pillar piece is ahollow tubular body, extends to the resisting piece in a side of anouter ring of the tubular pillar piece, and a spiral portion is formedaround an inner ring of the tubular pillar piece. The resisting piece isa tabular body, and extends to an end in a side of the tubular pillarpiece. The spiral portion is an adapter, and is formed on an inner edgewall surface of the tubular pillar piece.

The convex portion is a retaining body, and is formed on another endopposite to the tubular pillar piece. When the hollow positioning nut iscombined with a stud and rotates toward a side, the resisting pieceresists and positions a wall surface, such that the stud clockwiserotates and the hollow positioning nut fits to perforations of a varietyof cabinet pillars.

The resisting piece of the hollow positioning nut extends to two sidesof the outer ring of the tubular pillar piece.

The tubular pillar piece of the hollow positioning nut may have onetangent plane.

The tubular pillar piece of the hollow positioning nut may have twotangent planes.

The tubular pillar piece of the hollow positioning nut may have aplurality of tangent planes.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1A is a schematic diagram of engaging an existing slide rail;

FIG. 1B is a schematic diagram of engaging an existing slide rail;

FIG. 1C is a schematic diagram of engaging an existing slide rail;

FIG. 2 is a schematic exploded pictorial drawing of a hollow positioningnut structure of a slide rail bracket according to the presentdisclosure;

FIG. 3 is a schematic perspective view of the hollow positioning nutstructure of the slide rail bracket according to the present disclosure;

FIG. 4 is a schematic diagram of a hollow positioning nut of the hollowpositioning nut structure of the slide rail bracket according to thepresent disclosure;

FIG. 5A is a schematic diagram of the hollow positioning nut of thehollow positioning nut structure of the slide rail bracket according toan embodiment of the present disclosure;

FIG. 5B is a schematic diagram of the hollow positioning nut of thehollow positioning nut structure of the slide rail bracket according toan embodiment of the present disclosure;

FIG. 5C is a schematic diagram of the hollow positioning nut of thehollow positioning nut structure of the slide rail bracket according toan embodiment of the present disclosure;

FIG. 5D is a schematic diagram of the hollow positioning nut of thehollow positioning nut structure of the slide rail bracket according toan embodiment of the present disclosure;

FIG. 6 is a schematic diagram of engaging the hollow positioning nut ofthe hollow positioning nut structure of the slide rail bracket accordingto the present disclosure;

FIG. 7 is a schematic diagram of engaging the hollow positioning nut ofthe hollow positioning nut structure of the slide rail bracket accordingto the present disclosure;

FIG. 8 is a schematic diagram of engaging the hollow positioning nut ofthe hollow positioning nut structure of the slide rail bracket accordingto the present disclosure; and

FIG. 9 is a schematic diagram of engaging a cabinet pillar to the hollowpositioning nut structure of the slide rail bracket according to thepresent disclosure.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT

As shown in FIG. 2, FIG. 3 and FIG. 9, the present disclosure provides ahollow positioning nut structure of a slide rail bracket. The slide railbracket 3 includes a hollow positioning nut 20, an engaging member 30, afirst pressing member 31, a second pressing member 32, a resisting plate33, and a stud 34. The hollow positioning nut 20 includes: a tubularpillar piece 200, a resisting piece 201, a spiral portion 202, and aconvex portion 203. The tubular pillar piece 200 is a hollow tubularbody, extends to the resisting piece 201 in a side of an outer ring ofthe tubular pillar piece, and the spiral portion 202 is formed around aninner ring of the tubular pillar piece 200. The tubular pillar piece 200corresponds to a first perforation 330 of the resisting plate 33. Theresisting piece 201 is a tabular body, and extends to an end in a sideof the tubular pillar piece 200. The spiral portion 202 is an adapter,and is formed on an inner edge wall surface of the tubular pillar piece200. The convex portion 203 is a retaining body, is formed on anotherend opposite to the tubular pillar piece 200, and corresponds to a firstspring piece 204. When the hollow positioning nut 20 is combined withthe stud 34 and rotates toward a side, the resisting piece 201 resistsand positions a retaining wall 333, such that the stud 34 clockwiserotates and the hollow positioning nut 20 fits to perforations of avariety of cabinet pillars 4.

The engaging member 30 is a bent body. On a longitudinal wall surfacethere is provided a first retaining hole 300, a second retaining hole301, and a third retaining hole 302. A side of the first retaining hole300 corresponds to the first spring piece 204, the hollow positioningnut 20 and the first perforation 330 of the resisting plate 33, and thestud 34 penetrates through each component to secure the first retaininghole 300.

The first pressing member 31 includes a first bolt 310, a second springpiece 311, and a first cap member 312. One end of the first bolt 310forms a first bolt portion 3100 to correspond to the third retaininghole 302 of the engaging member 30, whereas the other end of the firstbolt 310 penetrates through the second spring piece 311 and the firstcap member 312, and then corresponds to a third perforation 332 of theresisting plate 33.

The second pressing member 32 includes a second bolt 320, a third springpiece 321, and a second cap member 322. One end of the second bolt 320forms a second bolt portion 3200 to correspond to the second retaininghole 301 of the engaging member 30, whereas the other end of the secondbolt 320 penetrates through the third spring piece 321 and the secondcap member 322, and then corresponds to a second perforation 331 of theresisting plate 33.

The resisting plate 33 is a bent body, a retaining wall 333 is formed atan end of the bent body, whereas the first perforation 330, the secondperforation 331 and the third perforation 332 are formed on a verticallybent wall surface of the retaining wall 333. One end of the firstperforation 330 is correspondingly penetrated by the hollow positioningnut 20, whereas the other end of the first perforation 330 is penetratedby the stud 34 and is corresponding to the hollow positioning nut 20.The second perforation 331 is corresponding to the second pressingmember 32, and the third perforation 332 is corresponding to the firstpressing member 31.

As a fastener, the stud 34 penetrates through the first perforation 330of the resisting plate 33, the hollow positioning nut 20 and the firstspring piece 204, and is correspondingly bolted to the first retaininghole 300. By means of the hollow positioning nut 20, the first pressingmember 31 and the second pressing member 32, one end of the slide railbracket 3 is provided with an elastic body to correspond to the cabinetpillars 4 having different corresponding holes.

For another example, as shown in FIG. 2, FIG. 4 and FIG. 5A˜FIG. 5D, thehollow positioning nut 20 forms a resisting piece 201 around a ring ofthe tubular pillar piece 200. The tubular pillar piece 200 correspondsto the stud 34. A coaxial rotation may occur when stud 34 rotates towarda side. A side edge or a vertical angle of the resisting piece 201oppositely resists against the retaining wall 333 of the resisting plate33, such that the stud 34 is continuously secured to the other end.

Nevertheless, a resisting piece 201 of the hollow positioning nut 20 maybe formed around a ring of the tubular pillar piece 200, or two oppositeresisting pieces 201 may be formed around the ring of the tubular pillarpiece 200.

As shown in FIG. 5B˜FIG. 5D, to achieve a position limiting function,the resisting piece 201 may be canceled. One or more tangent planes maybe formed on the tubular pillar piece 200, for example, the tubularpillar piece 200 having one tangent plane, the tubular pillar piece 200having two tangent planes, and the tubular pillar piece 200 having aplurality of tangent planes. More diversified embodiments are provided,and the tubular pillar piece 200 corresponds to the first perforation330 of the resisting plate 33, whereas the first perforation 330 hasequivalent shapes based on shapes of the tubular pillar piece 200 to themutually resisting position limiting function.

As shown in FIG. 3, FIG. 6, FIG. 7, FIG. 8 and FIG. 9, which areschematic diagrams of engaging a cabinet pillar 4 to the slide railbracket 3, when the slide rail bracket 3 corresponds to the cabinetpillar 4, in the cabinet pillar 4, two threaded holes 40 are firstsleeved at one end of the first bolt 310 and one end of the second bolt320, next, the hollow positioning nut 20, the first cap member 312 andthe second cap member 322 are simultaneously squeezed to one end, suchthat the cabinet pillar 4 and the resisting plate 33 form gaplessparallel fitting, and then the stud 34 penetrates through either one ofthe threaded holes 40 of the cabinet pillar 4 and the hollow positioningnut 20 to correspond to the first retaining hole 300 of the engagingmember 30.

Nevertheless, this is an specification embodiment of the threaded hole40 corresponding to the cabinet pillar 4. Furthermore, embodimentscorresponding to the cabinet pillars 4 forming square holes or circularhole may be provided.

What is claimed is:
 1. A hollow positioning nut structure of a sliderail bracket, comprising: a tubular pillar piece, the tubular pillarpiece being a hollow tubular body, extending to a resisting piece in aside of an outer ring of the tubular pillar piece, and a spiral portionbeing formed around an inner ring of the tubular pillar piece; aresisting piece, the resisting piece being a tabular body, and extendingto an end in a side of the tubular pillar piece; a spiral portion, thespiral portion being an adapter, and being formed on an inner edge wallsurface of the tubular pillar piece; and a convex portion, the convexportion being a retaining body, and being formed on another end oppositeto the tubular pillar piece; wherein when the hollow positioning nut iscombined with a stud and rotates toward a side, the resisting pieceresists and positions a wall surface, such that the stud clockwiserotates and the hollow positioning nut fits to perforations of a varietyof cabinet pillars.
 2. The hollow positioning nut structure of the sliderail bracket according to claim 1, wherein the resisting piece of thehollow positioning nut extends to two sides of the outer ring of thetubular pillar piece.
 3. A hollow positioning nut structure of a sliderail bracket, comprising: a tubular pillar piece, the tubular pillarpiece being a hollow tubular body having a tangent plane, and a spiralportion being formed around an inner ring of the tubular pillar piece; aspiral portion, the spiral portion being an adapter, and being formed onan inner edge wall surface of the tubular pillar piece; and a convexportion, the convex portion being a retaining body, and being formed onanother end opposite to the tubular pillar piece.
 4. The hollowpositioning nut structure of the slide rail bracket according to claim3, wherein the tubular pillar piece of the hollow positioning nut hastwo tangent planes.
 5. The hollow positioning nut structure of the sliderail bracket according to claim 3, wherein the tubular pillar piece ofthe hollow positioning nut has a plurality of tangent planes.